[gimp/pippin/linear-is-the-new-black] app: add gegl:dither to gegl tool blacklist

[Øyvind Kolås <ok src gnome org>]

commit ffe099a7c8122ff66b937e2208584d30961e854e
Author: Øyvind Kolås <pippin gimp org>
Date:   Sat Dec 24 03:58:39 2016 +0100

    app: add gegl:dither to gegl tool blacklist

 app/tools/gimpgegltool.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/app/tools/gimpgegltool.c b/app/tools/gimpgegltool.c
index 6367162..47fdac4 100644
--- a/app/tools/gimpgegltool.c
+++ b/app/tools/gimpgegltool.c
@@ -135,6 +135,7 @@ gimp_gegl_tool_operation_blacklisted (const gchar *name,
     "gegl:diffraction-patterns",
     "gegl:displace",
     "gegl:distance-transform",
+    "gegl:dither",
     "gegl:dropshadow",
     "gegl:edge",
     "gegl:edge-laplace",